Christ University

Yes, you can. Any graduate can join the university but the degree should be recognized.

If you have your mark sheet of 12th that will be considered for admission purpose.
11th marks card is mandatory only if you don't have your 12th marks yet. Just keep it with you though, in case they ask for it.

For placement related information kindly refer:
https://www.shiksha.com/mba/course/mba-in-travel-and-tourism-management-christ-university-hosur-road-bangalore-2322

Yes, the course includes the topics that you have mentioned. for the current course syllabus please refer:
https://christuniversity.in/humanities-and-social-sciences/business-studies-and-social-sciences/ba-hj/syllabus/404/2017
And for more information regarding the course refer to https://christuniversity.in/humanities-and-social-sciences/business-studies-and-social-sciences/ba-hj

Yes, you are eligible for BA in philosophy.

You don't have to appear for CET for the mentioned course - BBA.

If you are selected for the course after appearing for the final selection process, The fee may be paid through the following option:
*Cash at the admissions office.
*DD at the admission office.
*Bank transfer to South Indian Bank, Christ University Branch. To pay via bank transfer, you must contact accounts@christuniversity.in for details.

Currently, there is no ranking available for this course. But considering the reputation of the college, the course is pretty good.

Yes, there is NCC for girls at Christ University.

Applications for BBA are available in the online format on the university website www.christuniversity.in from December 8, 2017 and Direct Mode from Office of Admission, Christ University, Central Block, Hosur Road, Bengaluru - 560029 from December 8, 2017.